%I #13 Apr 02 2017 01:47:16
%S 0,0,2,-6,22,-100,788,-8568,103416,-1307808,17722512,-264361680,
%T 4373968080,-79413478560,1558387903200,-32713320769920,
%U 731007454396800,-17347090012492800,436154519763744000,-11585396062022112000
%N Expansion of tan(log(1+x)^2).
%e tan(log(x+1)^2) = 2/2!*x^2-6/3!*x^3+22/4!*x^4-100/5!*x^5...
%t Tan[ Log[ 1+x ]^2 ]
%K sign,easy
%O 0,3
%A _R. H. Hardin_
%E Extended with signs by _Olivier GĂ©rard_, Mar 15 1997